It was updated for netherking. This guide doesn't usually do temporary ebs, if you're complaining about it not having the dullahan battle (which is for the event/Halloween). Mei did put up a guide on it which can be found in active topics.

sinha_sahil wrote:CLAN COMPLETION BONUS UNLOCKEDWhen your clan completes this mission for the first time it unlocks the Apheriun the Netherking to Level 1 which has the following total bonuses:Attack bonus = 1% to everyone while they are in the clanDefense Bonus = 1% to everyone while they are in the clanSpy Attack = 1% to everyone while they are in the clanSpy Defense = 1% to everyone while they are in the clan